Most protein have "loops" introduced by disulfides of about 15 residues

TLS Online TPP Program

#Id: 7926

#XL - Q Biochemistry

Rough ER, which is associated with ribosomes, functions in the synthesis and processing of secreted and membrane proteins

Smooth ER, which lacks ribosomes, functions in lipid synthesis.

TLS Online TPP Program

#Id: 9504

#XL - R Botany

Xanthomonas, produces TAL (transcription activator‐like) effectors contribute to disease formation or trigger defense by binding host DNA and activating effector‐specific host genes.

TLS Online TPP Program

#Id: 8561

#XL - Q Biochemistry

Uncompetitive inhibitors bind only to the enzyme-substrate complex and not to the free enzyme. 

TLS Online TPP Program

#Id: 9530

#XL - R Botany

Many insect pest species also transmit viruses. The sapsucking species are effective virus vectors, delivering virus particles directly into the vascular tissue, thereby permitting their rapid dissemination throughout the plant

TLS Online TPP Program

#Id: 8158

#XL - Q Biochemistry

Soluble ER-resident proteins contain C-terminal KDEL sorting signal that allows them to be retrieved.